FWIW, having just read a bunch of discussion of CLOUD, I don't agree with your interpretation of what it says. But IANAL, are you?
In any case, I suspect the real issue isn't so much getting access as whether decryption can be forced.
Hubert Figuière (npub1uy3…vdz5) Kees de Kooter 🍉 🇺🇦 (npub1j2r…hhmg)